Tag Archives: aquarium

Important economy lesson that I learned from aquariums

As experienced aquarium-keepers know very well, the biggest problem in an aquarium is water purification; that is, keeping the water and sand healthy in the long term, for several years. Nitrogen compounds such as nitrate and other chemicals accumulated in … Continue reading

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Natural Aquariums for Ecological Literacy and Ecosystem Modeling

Natural aquariums: Sustainable, low-tech, low-maintenance, low-cost aquariums (ecological aquariums) This is a project idea that I developed in September 2021 to discuss it first with some organisations in Switzerland. You can use it, change it, improve it, and if you … Continue reading

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Aquariums and Ecosystem Mutilation Business

A semi-natural aquarium in our kitchen (100x40x40cm) without heater and filter.

Thanks to my aquarium hobby, I became aware of ecosystem mutilation business already as I was a 11 year-old boy, though I couldn’t name it then very clearly. Ecosystem mutilation business is about destroying self-sufficient and sustainable ecosystems in order … Continue reading

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Ecosystem Mutilation and Patching Business

monoculture in agriculture

Maybe you have already heard the term externalities in economics: Externalities are defined as harmful or useful side-effects of economic activities… For example pollution is a harmful side-effect of many industrial production activities. Most economy books explain the harmful externalities … Continue reading

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Aqua-Fish Fair 2009, Friedrichshafen (video)

Discus with youngs

You may watch below my impressions from the annual AquaFish Fair for aquarium hobbyists in Friedrichshafen, Germany (see Aqua-Fisch Messe Friedrichshafen). My spontaneous narration in Turkish with subtitles in English. Aqua-Fish Fair 2009 March, Part 1 Content in chronological order: … Continue reading

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